Feb 25, 2013 11:12AM Jefferies Lifts Immunogen (IMGN) PT by $7 on Better Kadcyla Pricing

Aug 28, 2012 07:30AM Jefferies Maintains a 'Buy' on Immunogen Inc. (IMGN); EMILIA Becomes Statistically Significant

Jul 12, 2012 06:37AM ImmunoGen (IMGN) Announces Common Offering

Jul 11, 2012 04:01PM ImmunoGen (IMGN) Announces Common Offering

Jun 4, 2012 07:38AM Jefferies Maintains Bullish Stance On Immunogen (IMGN) Following Data

Sep 28, 2011 09:25AM Jefferies Comments on Immunogen (IMGN) Following ESMO Meeting, Positive Feedback on T-DM1

Jul 6, 2011 07:19AM Jefferies Starts Immunogen Inc. (IMGN) at Buy

Aug 30, 2010 01:20PM Unusual 11 Mid-Day Movers 08/30: ADAM, HTCH, COGT, REE, PSTI, IMGN Higher; DGIT, KUTV, EMMS, SKH, LULU Lower

Aug 4, 2008 10:10AM Notable Analyst Rating Changes 8/4: CX, NEU, CHK, AKAM Upgraded; DE, AKS, ESRX, ELN Downgraded